Spawned particles on the surface of a static mesh in Niagara get offset if the actor is anywhere but the world origin

Rendering - Niagara - Jun 11, 2018

Particles that are spawned using the surface of a static mesh will be offset from the systems placement in the world unless it is at world origin.  Working as expected in 4.19 CL# 4033788 Found in ...

4.20p1 Niagara System & Emitter windows missing compile icon with small toolbar icons

Rendering - Niagara - Jun 7, 2018

in the Niagara System & Emitter windows the compile button will be missing if small toolbar icons is enabled. The icons work correctly if this is not enabled. Found in 4.19 CL# 4033788, 4.20p1 CL# ...

Crash when adding Emitter in parameters in Niagara

Rendering - Niagara - Jun 7, 2018

When adding an emitter to a Niagara System, in 4.20 Preview 1, the Editor freezes up and crashes. ...

Dynamic Input and Function Scripts fail to compile by default

Rendering - Niagara - Apr 4, 2018

All Niagara Scripts are uncompiled by default. This has been logged (UE-66593). Compiling the script resolves the warning noted in 66593 for Module and Function Scripts. Dynamic Input Scripts, howev ...

Camera offsets do not function correctly on split screen

Rendering - Niagara - Mar 9, 2018

Camera offset module of particle system does not work when split screen. It seems that it becomes the same offset as one view. I tried reading the code a bit. I thought it was happening because I ...

[CrashReport] UE4Editor_Niagara!UNiagaraComponent::TickComponent() [niagaracomponent.cpp:271]

Rendering - Niagara - Mar 1, 2018

No user comments in crash group ...

Particle SubUV Expression Does Not Use Texture Input

Rendering - Niagara - Oct 31, 2017

Particle SubUV expression does not use texture input. Per User: ParticleSubUV function in Material Editor do not take Texture from Tex node. Since int32 UMaterialExpressionParticleSubUV::Compile( ...

Preview of Material doesn't Work Well When Using Particle SubUV and World Position Offset

Rendering - Niagara - Aug 8, 2017

Preview of material doesn't work well when using Particle SubUV and World Position Offset. The issue occurs in only preview of material. It doesn't occur in Cascade. ...